| 1 | /* |
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| 2 | |
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| 3 | fp_log.h: floating-point math routines for the Linux-m68k |
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| 4 | floating point emulator. |
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| 5 | |
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| 6 | Copyright (c) 1998-1999 David Huggins-Daines / Roman Zippel. |
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| 7 | |
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| 8 | I hereby give permission, free of charge, to copy, modify, and |
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| 9 | redistribute this software, in source or binary form, provided that |
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| 10 | the above copyright notice and the following disclaimer are included |
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| 11 | in all such copies. |
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| 12 | |
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| 13 | THIS SOFTWARE IS PROVIDED "AS IS", WITH ABSOLUTELY NO WARRANTY, REAL |
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| 14 | OR IMPLIED. |
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| 15 | |
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| 16 | */ |
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| 17 | |
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| 18 | #ifndef _FP_LOG_H |
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| 19 | #define _FP_LOG_H |
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| 20 | |
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| 21 | #include "fp_emu.h" |
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| 22 | |
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| 23 | /* floating point logarithmic instructions: |
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| 24 | |
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| 25 | the arguments to these are in the "internal" extended format, that |
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| 26 | is, an "exploded" version of the 96-bit extended fp format used by |
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| 27 | the 68881. |
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| 28 | |
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| 29 | they return a status code, which should end up in %d0, if all goes |
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| 30 | well. */ |
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| 31 | |
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| 32 | struct fp_ext *fp_fsqrt(struct fp_ext *dest, struct fp_ext *src); |
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| 33 | struct fp_ext *fp_fetoxm1(struct fp_ext *dest, struct fp_ext *src); |
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| 34 | struct fp_ext *fp_fetox(struct fp_ext *dest, struct fp_ext *src); |
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| 35 | struct fp_ext *fp_ftwotox(struct fp_ext *dest, struct fp_ext *src); |
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| 36 | struct fp_ext *fp_ftentox(struct fp_ext *dest, struct fp_ext *src); |
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| 37 | struct fp_ext *fp_flogn(struct fp_ext *dest, struct fp_ext *src); |
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| 38 | struct fp_ext *fp_flognp1(struct fp_ext *dest, struct fp_ext *src); |
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| 39 | struct fp_ext *fp_flog10(struct fp_ext *dest, struct fp_ext *src); |
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| 40 | struct fp_ext *fp_flog2(struct fp_ext *dest, struct fp_ext *src); |
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| 41 | struct fp_ext *fp_fgetexp(struct fp_ext *dest, struct fp_ext *src); |
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| 42 | struct fp_ext *fp_fgetman(struct fp_ext *dest, struct fp_ext *src); |
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| 43 | |
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| 44 | #endif /* _FP_LOG_H */ |
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| 45 | |
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